From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bin Meng Date: Fri, 8 Jan 2016 01:03:20 -0800 Subject: [U-Boot] [PATCH 1/2] pci: imx: Adjust the return value when imx_pcie_addr_valid() fails Message-ID: <1452243801-19479-1-git-send-email-bmeng.cn@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de When trying to access non-existent/unsupported PCI devices in imx_pcie_read_config(), when imx_pcie_addr_valid() fails it returns error code and fills in the result with 0xffffffff manually. But it really should return zero to upper layer codes. Reported-by: Fabio Estevam Signed-off-by: Bin Meng Tested-by: Fabio Estevam --- drivers/pci/pcie_imx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/pcie_imx.c b/drivers/pci/pcie_imx.c index f1e189e..c14bb0a 100644 --- a/drivers/pci/pcie_imx.c +++ b/drivers/pci/pcie_imx.c @@ -381,7 +381,7 @@ static int imx_pcie_read_config(struct pci_controller *hose, pci_dev_t d, ret = imx_pcie_addr_valid(d); if (ret) { *val = 0xffffffff; - return ret; + return 0; } va_address = get_bus_address(d, where); -- 1.7.9.5